唯一存在的限制是你给自己设定的限制。

学习数学的最好方法就是做数学。

You can't change the past, but you can create the future.

Le doute est le commencement de la sagesse.

The pursuit of knowledge is a journey without end, filled with wonder and discovery.

物理学的美丽在于它能够用一些基本原理来描述宇宙。

我们正处在生物学新纪元的黎明，计算方法将引领方向。

What we have to do is find a way to celebrate our diversity and debate our differences without fracturing our communities.

云计算就像电力一样，未来会成为社会的基础设施。